P
- (Province of Ilocos Norte) Paddaggan
- (Province of Ilocos Sur) Padayao
- (Province of Ilocos Sur) Padaoil
- (Province of La Union) Padan
- (Province of Pangasinan) Padaanan
- (Province of Pangasinan) Pacuan
- (Province of La Union) Pacpaco
- (Province of La Union) Pacpacac
- (Province of Ilocos Norte) Pacis
- (Province of Pangasinan) Pacarso
- (Province of Ilocos Sur) Pacang
- (Province of Pangasinan) Pacalat
- (Province of Ilocos Norte) Paayas
- (Province of Ilocos Sur) Paaraban
- (Province of La Union) Paagan
- (Province of La Union) Paagan
- (Province of Pangasinan) Pororui
- (Province of Ilocos Norte) Padaeman
- (Province of Ilocos Norte) Purarig
- (Province of Ilocos Norte) Patad
- (Province of Ilocos Norte) Parongobong
- (Province of Ilocos Norte) Parut
- (Province of Ilocos Norte) Pawa
- (Province of Ilocos Norte) Pandan
- (Province of Ilocos Norte) Pangasaan
- (Province of Ilocos Norte) Parparoroc
- (Province of Ilocos Norte) Pandon
- (Province of Pangasinan) Poblacion Sur
- (Province of Pangasinan) Poblacion Norte
- (Province of Ilocos Sur) Pinsal